getInitialStub

The initial stub of a swap may have a different rate from the regular accrual periods.
This property allows the stub rate to be specified, either as a known amount or a rate.
If this property is not present, then the rate derived from the rate property applies during the stub.
If this property is present and there is no initial stub, it is ignored.

Returns:

the optional value of the property, not null

getFinalStub

The final stub of a swap may have a different rate from the regular accrual periods.
This property allows the stub rate to be specified, either as a known amount or a rate.
If this property is not present, then the rate derived from the rate property applies during the stub.
If this property is present and there is no initial stub, it is ignored.